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Hazardous Weather Conditions

Current conditions at

Hyannis, Barnstable Municipal-Boardman Airport (KHYA)

Lat: 41.67°NLon: 70.27°WElev: 49ft.

Rain Fog/Mist

66°F

19°C

Humidity 96%
Wind Speed E 10 G 22 mph
Barometer 30.03 in (1017.1 mb)
Dewpoint 65°F (18°C)
Visibility 4.00 mi
Last update 7 Jul 4:56 am EDT
Extended Forecast for

Hyannis MA

Flood Watch July 7, 05:55am until July 7, 02:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch July 7, 05:55am until July 7, 02:00pm

    NOW until 2:00pm Tue

    Flood Watch

  • Overnight

    Low: 65 °F

    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm before 11am, then showers likely. Patchy fog between 10am and 2pm. High near 75. East wind around 16 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.

    High: 75 °F

    Showers and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: Showers likely, mainly between 8pm and 10pm. Patchy fog between 8pm and 2am. Otherwise, cloudy, with a low around 65. North wind 10 to 13 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 65 °F

    Showers
    Likely and
    Patchy Fog

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 76. North wind 9 to 11 mph.

    High: 76 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 66. Light and variable wind becoming southwest around 6 mph after midnight.

    Low: 66 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 82. Southwest wind 8 to 14 mph.

    High: 82 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 70. Southwest wind 9 to 11 mph.

    Low: 70 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers after 5pm. Mostly sunny, with a high near 85. Southwest wind 8 to 11 mph. Chance of precipitation is 30%.

    High: 85 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Patchy fog. Low around 65. East wind around 13 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers and possibly a thunderstorm before 11am, then showers likely. Patchy fog between 10am and 2pm. High near 75. East wind around 16 mph. Chance of precipitation is 90%. New precipitation amounts between 1 and 2 inches possible.
Tuesday Night
Showers likely, mainly between 8pm and 10pm. Patchy fog between 8pm and 2am. Otherwise, cloudy, with a low around 65. North wind 10 to 13 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Mostly cloudy, with a high near 76. North wind 9 to 11 mph.
Wednesday Night
Partly cloudy, with a low around 66. Light and variable wind becoming southwest around 6 mph after midnight.
Thursday
Mostly sunny, with a high near 82. Southwest wind 8 to 14 mph.
Thursday Night
Mostly cloudy, with a low around 70. Southwest wind 9 to 11 mph.
Friday
A chance of showers after 5pm. Mostly sunny, with a high near 85. Southwest wind 8 to 11 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 71. West wind around 6 mph. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 82. North wind 7 to 9 mph.
Saturday Night
Partly cloudy, with a low around 69. Light and variable wind.
Sunday
Sunny, with a high near 83. North wind 5 to 8 mph.
Sunday Night
Partly cloudy, with a low around 70. South wind around 6 mph.
Monday
A chance of showers. Mostly sunny, with a high near 83. East wind 7 to 14 mph becoming south in the afternoon. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hyannis MA
 41.64°N 70.29°W (Elev. 10 ft)
Last Update:
1:54 am EDT Jul 7, 2026
Forecast Valid:
5am EDT Jul 7, 2026-6pm EDT Jul 13, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation